- All sections
- B - Performing operationstransporting
- B27M - Working of wood not provided for in subclasses manufacture of specific wooden articles
- B27M 3/28 - Manufacture or reconditioning of specific semi-finished or finished articles of dowels or bolts
Patent holdings for IPC class B27M 3/28
Total number of patents in this class: 3
10-year publication summary
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0
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0
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0
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0
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0
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1
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0
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1
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| National Nail Corp. | 171 |
2 |
| Jinhua Wanfeng Tools Factory | 4 |
1 |
| Other owners | 0 |